Surf Forecasts:
How big are the waves at Porth Ceriad today (16 Aug):
- Afternoon surf: Afternoon surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with SW swell.
- Evening surf: Evening surf (16 Aug, local time) - 1.5ft (0.4m), 3s period with SW swell.
The current surf forecast for Porth Ceriad at 11PM is: 0.4m 3s primary swell from a Southwest direction and 0.1m 7s secondary swell from a West direction, 0.1m 7s secondary swell from a West direction (forecast issued at 06:00pm August 16). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | - | - |
| Afternoon (16 Aug) | 0.5ft (0.1m) | 7s |
| Evening (16 Aug) | 1.5ft (0.4m) | 3s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Very mild (max 19°C on Tue afternoon, min 14°C on Wed morning). Winds increasing (light winds from the NW on Sun night, fresh winds from the W by Tue night). | |||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 7 | W 7 | SW 3 | SW 4 | SW 4 | WSW 5 | SW 5 | WSW 5 | SW 5 | SW 5 | SW 3 | SW 4 | WSW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 4 | WSW 5 |
Wave Graph  | |||||||||||||||||||
 kJ | 2 | 1 | 2 | 7 | 9 | 14 | 13 | 11 | 7 | 7 | 6 | 23 | 28 | 24 | 38 | 37 | 26 | 26 | 37 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross-off | cross-off | cross-off | cross-off | cross | on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross-on | cross-on | cross |
High Tide | 11:35PM4.56m | 11:55AM4.03m | 00:15AM4.20m | 12:35PM3.75m | |||||||||||||||
Low Tide | 6:16PM0.37m | 6:46AM0.37m | 6:49PM0.61m | 7:18AM0.70m | 7:22PM0.88m | ||||||||||||||
 |  |  |  | | | | | | | | |  | | | | |  | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | 8:43 | — | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | 1 |
Temp °C | 15 | 15 | 16 | 16 | 17 | 16 | 15 | 15 | 16 | 16 | 16 | 17 | 18 | 16 | 16 | 16 | 17 | 19 | 18 |
Feels °C | 13 | 13 | 15 | 16 | 17 | 15 | 14 | 14 | 15 | 14 | 12 | 14 | 16 | 13 | 14 | 13 | 13 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 7 | W 7 | W 7 | W 7 | SW 4 | WSW 5 | SW 5 | WSW 5 | SW 5 | SW 5 | — | — | — | SW 5 | SW 6 | NW 4 | NW 4 | NNW 4 | NW 4 |
| kJ | 2 | 1 | 1 | 1 | 9 | 14 | 13 | 11 | 7 | 7 | — | — | — | 24 | 38 | 4 | 2 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | W 7 | — | W 7 | — | — | — | NW 3 | NW 3 | — | — | — | — | W 16 | W 16 | W 17 | W 17 | W 17 |
| kJ | — | — | 1 | — | 1 | — | — | — | 2 | 2 | — | — | — | — | 5 | 5 | 5 | 5 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | WSW 2 | SW 3 | SW 4 | — | — | NW 3 | NW 3 | — | — | SW 3 | SW 4 | WSW 5 | NW 3 | NW 4 | SW 6 | SW 6 | SW 4 | WSW 5 |
| kJ | — | 1 | 2 | 7 | — | — | 2 | 2 | — | — | 6 | 23 | 28 | 3 | 5 | 37 | 26 | 26 | 37 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 317 | 336 | 324 | 200 | 303 | 295 | 303 | 303 | 317 | 337 | 294 | 460 | 385 | 273 | 0 | 643 | 1180 | 638 | 303 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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